Home / 116,310,405.52-160,508,384.89-63,387,125.71

Finding the Fourth Proportional to 116,310,405.52, 160,508,384.89 and 63,387,125.71

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Solution

The fourth proportional to 116,310,405.52, 160,508,384.89 and 63,387,125.71 is: 87,474,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,310,405.52 : 160,508,384.89 = 63,387,125.71 : x
  2. Step 2: Convert to fraction form
    116,310,405.52/160,508,384.89 = 63,387,125.71/x
  3. Step 3: Cross multiply
    116,310,405.52x = 160,508,384.89 × 63,387,125.71
  4. Step 4: Simplify right side
    116,310,405.52x = 10,174,165,170,531,494
  5. Step 5: Solve for x
    x = 10,174,165,170,531,494/116,310,405.52
  6. Step 6: Final answer
    x = 87,474,247.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.